SDR ASAA2016112618820

Service difficulty report · Indicator · Boeing 737990ER

Difficulty date: November 26, 2016
Submitted: November 29, 2016
Operation: Air carrier
Aircraft: N448AS
Make and model: Boeing 737990ER
Aircraft serial: 36356
Aircraft time: 2,665 hours, 883 cycles
System (JASC): 3460 · Flight Management Computing Hardware System
Part: Indicator
Condition: Malfunctioned
Stage of operation: TX
How discovered: O
Nature of condition: P
Precautionary procedure: O

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

DURING ELECTRICAL POWER UP, NO FMC PROMPT ON CAPTAIN'S AND FIRST OFFICER`S CDU WITH FMC TRANSFER SWITCH IN BOTH, PLACED FMC TRANSFER SWITCH TO RIGHT, FMC PROMPT APPEARS. ACFT GROUNDED. ACCOMPLISHED FMCS BITE, IAW FIM 34-61-00-810-801 OF LEFT FMC. NO DEFECTS NOTED. DEFECT CLEARED.